I found that 4 of the pixels had very high frequency and there were thousands of other pixels had very low frequency. So I decided to color those 4 pixels green and all other black. I did this for both the files.

hacked_one.png

hacked_two.png

Hmmm… both of them don’t really make any sense. After thinking for some time about what was the use of having two images instead of one, the idea of overlapping them struck me.